Description
Sanden TRSA12 A/C Compressor Assembly
A direct-fit replacement air-conditioning compressor assembly for Chevrolet applications. Match it to your vehicle using the specifications and the full cross-reference list below.
Built to replace the original compressor
This Sanden TRSA12 compressor assembly is the pump at the heart of the A/C system — it circulates refrigerant so the system can cool. It’s supplied as a ready-to-install assembly with the clutch and pulley fitted.
Confirm it matches the unit on your vehicle using the specs and cross-reference numbers below. If your old compressor carries any of the interchange numbers listed, this is your replacement.
Key details
Compressor specs
Specifications as published by Air Components. Match your replacement by pulley groove count, pulley diameter and the cross-reference numbers below. If you need a detail confirmed for your vehicle, contact us before ordering.
Vehicle application
Fits 22 vehicle applications across Chevrolet, GMC, Isuzu, Buick, Saab (2003–2009). Use the vehicle finder on this page or the cross-reference list to confirm your exact year and engine.
Confirm your exact year and engine before ordering — send us your VIN if you want us to verify.
Interchange numbers
Cross-referenced to the following manufacturer and aftermarket numbers. Matching any one confirms fitment.
| Brand | Cross-reference |
|---|---|
| UAC | CO 4911AC |
| AC Delco | 1521175 |
| AC Delco | 1521730 |
| AC Delco | 1521181 |
| Advance Auto Parts | DW77548 |
| Austin Baker | 10350261 |
| Austin Baker | 10345640 |
| CARLISLE | 3013611 |
| Compressor Works | 638850 |
| Denso Automotive Systems | 4717036 |
| Four Seasons | 97582 |
| Four Seasons | 78548 |
| Four Seasons | 77548 |
| General Motors | 25825340 |
| General Motors | 15196708 |
| General Motors | 15226803 |
| General Motors | 25825338 |
| General Motors | 8103993660 |
| General Motors | 10399366 |
| General Motors | 10366867 |
| General Motors | 15756445 |
| General Motors | 89040222 |
| Global Cool Cars | 0908A2002 |
| Global Parts Distributors | 7512531 |
| Global Parts Distributors | 5512531 |
| Global Parts Distributors | 6512531 |
| Global Parts Distributors | 5512511 |
| Global Parts Distributors | 7512511 |
| Global Parts Distributors | 6512511 |
| Global Parts Distributors | 6511418 |
| Global Parts Distributors | 2003457AM |
| NAPA | TEM254526 |
| NAPA | 276609 |
| NAPA | TEM255763 |
| NAPA | TEM276609 |
| NAPA | 255763 |
| NAPA | 254526 |
| Omega | 2021175 |
| Omega | 2003451 |
| Oreilly Auto Parts | 77548 |
| Ranshu | 14SD3451 |
| Ranshu | 1421125NEW |
| Ranshu | 14SD3451NC |
| Ranshu | 14SD3451NEW |
| Ranshu | 1421125 |
| Ranshu | 14SD3451C |
| Ranshu | 1421125RC |
| Ranshu | 14SD3451GM |
| Ranshu | 14SD3451RC |
| Ready-Aire/Proliance | 2559 |
| Ready-Aire/Proliance | 2559N |
| Sanden | 3457 |
| Sanden | 3451 |
| Sanden | 3453 |
| Sanden | 4911 |
| Spectra Premium | 0610228 |
| TRANSTAR AC | ACCSD3451 |
Order this compressor
Add it to your cart below, or browse other compressors. Not sure it’s the right one? Contact us and we’ll confirm the fit first.
| Image | Product Name | SKU | Price | In Stock | Quantity | Add To Cart |
|---|---|---|---|---|---|---|
|
Condenser Manifold Fitting · #6 Hose @ 3 O'clock · Custom / LS Swap | 234-544 | $47.25 | 47 in stock | ||
|
Condenser Manifold Fitting · #6 Hose @ 6 O'clock · Custom / LS Swap | 234-545 | $47.25 | 45 in stock | ||
|
Condenser Manifold Fitting · #6 Hose @ 9 O'clock · Custom / LS Swap | 234-546 | $47.25 | 48 in stock | ||
|
A/C Compressor Manifold · High Side · #8 Hose @ 3 O'clock · 10S20F/10S17F | 234-547 | $47.25 | 32 in stock | ||
|
A/C Compressor Manifold · High Side · #8 Hose @ 6 O'clock · 10S20F/10S17F | 234-548 | $47.25 | 15 in stock | ||
|
A/C Compressor Manifold · High Side · #8 Hose @ 9 O'clock · 10S20F/10S17F | 234-549 | $47.25 | 42 in stock | ||
|
A/C Compressor Manifold · Low Side · #10 Hose @ 3 O'clock · 10S20F/10S17F | 234-550 | $47.25 | 15 in stock | ||
|
A/C Compressor Manifold · Low Side · #10 Hose @ 6 O'clock · 10S20F/10S17F | 234-551 | $47.25 | 45 in stock |
Add this compressor to your cart
Direct-fit Sanden TRSA12 A/C compressor assembly. Matched to the original by specs and cross-reference.
Add to cart ↑FAQ
How do I know this compressor fits my vehicle?
Does it come with the clutch and pulley?
Is the compressor oil included?
Can you confirm fitment for me?
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Talk to our team in Mesa, AZ — whichever way is easiest for you.
